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Roudná

General Characteristics

County (administration): Pardubice Region
District (town): Chrudim
Cadastre: Nové Hrady u Skutče
Map 1 : 50 000 (sheet No): 1433, 14331
Geological region: Czech Cretaceous Basin - E-Bohemian and W-Moravian Cretaceous; Chrudim Cretaceous; Králíky Furrow; Police Basin
Accessibility: - no traffic restriction ( by car)
Excursion locality: yes
ID : 3601

Geology

Short characteristics of the site: The abandoned quarry with interesting rocky outcrops of sandstones. According to the detailed description the contact between the Polička Crystalline base and overlying Cretaceous sandstones is exposed. The gneisses are overlain by Cretaceous clayey sandstones and these with blocky and gravely sandstones. The mentioned contact is explained as a transgression of the Cretaceous sea. The Cretaceous quartzose quadersandstones form compact rocks and have been modelled by erosional processes into bodies of castellated rocks. The locality belongs to the National Geopark "Železné hory - the Iron Mountains".
Regional geologic unit: Bohemian Massif - superficial deposits and post-Variscian magmatites - Cretaceous - Czech Cretaceous Basin
Stratigraphy: mezozoikum - křída - svrchní křída - cenoman
Subject: geology, sedimentology, stratigraphy, structural geology
Geological phenomenon: unconformity, lithological boundary, cliff, transgression
Genesis: sedimentary, metamorphic (general metamorphism)
Rock: sandstone, gneiss

Territorial conservation

Level of protection: Nature reserve
Additional information: See the Digital register of the Agency for Nature Conservation and Landscape Protection of the Czech Republic AOPK ČR
Protection of a geol. phenomenon: A - Protected Area (declared as Geological Locality)
Part of the Geopark: Železné hory
Conflicts of interests: private property

References

DOUCEK, Jan (2012): Národní Geopark Železné hory - mapování. Závěrečná zpráva, MS Vodní zdroje Chrudim, spol. s r. o.

Elaboration and Updating

Elaborated by: Králová Anna, 30.10.12
Updated by: Kukal Zdeněk 21.09.17, Kukal Zdeněk 26.09.17

Citation

The database Significant geological localities of the Czech Republic: 3601 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-04-20]. Available from: http:// lokality.geology.cz/3601.

Location in map:

Links to neighbouring localities within 2 km radius are available on mouse click in the map window.
Trasgrese křídy (pískovce cenomanu) na poličské krystalinikum (granátické ruly), Anon, 2013
Trasgrese křídy (pískovce cenomanu) na poličské krystalinikum (granátické ruly), Anon, 2013
Trasgrese křídy (pískovce cenomanu) na poličské krystalinikum (granátické ruly), Anon, 2013
Trasgrese křídy (pískovce cenomanu) na poličské krystalinikum (granátické ruly), Anon, 2013


(C) 2003-2012 ČGS, verse aplikace 1.21 [3.2.2016]